Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 230027
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
427 PM PST WED FEB 22 2017


...................................

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 22 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         58    242 PM  78    2012  61     -3       68
  MINIMUM         37    657 AM  28    2013  39     -2       36
  AVERAGE         48                        50     -2       52

PRECIPITATION (IN)
  TODAY            T                                         0.00
  MONTH TO DATE    8.93                                      0.65
  SINCE OCT 1     29.99                                     11.17
  SINCE JAN 1     21.04                                      6.98

DEGREE DAYS
 HEATING
  TODAY           17                                        13
  MONTH TO DATE  210                                       248
  SINCE DEC 1   1261                                      1283
  SINCE JUL 1   1765                                      1824

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1      0                                         0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     7.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           800 AM
 LOWEST     47           100 PM
 AVERAGE    70

..........................................................


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        78      2012
 MINIMUM TEMPERATURE (F)   39        32      2011
                                             2004


SUNRISE AND SUNSET
FEBRUARY 22 2017......SUNRISE   650 AM PST   SUNSET   556 PM PST
FEBRUARY 23 2017......SUNRISE   649 AM PST   SUNSET   557 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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